Central African Republic President Catherine Samba-Panza has said she will "go to war" with Christian militias who are slaughtering Muslims. She said the militias, called anti-balaka, had "lost their sense of mission" and had become "the ones who kill, who pillage, who are violent". The militias claim to be taking revenge for atrocities by Muslims last year. Tens of thousands of Muslims have fled into Cameroon and Chad and many more are living in camps...